/Engine/Plugins/Developer/Concert/ConcertMain/Source/ConcertTransport/Public/IConcertTransportLogger.h
Log an acknowledgment sent to the destination endpoint
void LogSendAck ( const [FConcertAckData](API\Plugins\ConcertTransport\FConcertAckData) & AckData, const [FGuid](API\Runtime\Core\Misc\FGuid) & DestEndpoint )